Stable hoisting device for PC component
By introducing adjustment components and clamping mechanisms into the PC component lifting device, the stability problem caused by the fixation of the spacing between the traditional devices is solved, and stable lifting of components of different lengths and thicknesses is achieved, which improves safety and applicability.
Patent Information
- Application Number
- CN202421179347.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-28
- Publication Date
- 2025-01-07
- Estimated Expiration
- 2034-05-28
AI Technical Summary
The clamping components of the traditional PC component lifting device are fixed in spacing, which cannot adapt to components of different lengths, resulting in the components being easily slipped or tilted during lifting, posing safety risks, and requiring replacement of different models of devices, increasing production costs and time.
A stable lifting device including a base plate, a first vertical plate, an adjustment assembly, a lifting ring, a displacement groove, a displacement block, and a clamping assembly are designed. The spacing between the clamping assembly is adjusted by a bidirectional screw and a motor, and the cylinder, gear and thread are used. The rod realizes adjustment of the clamping plate to ensure stable clamping of the components.
It achieves the improvement of the stability and applicability of components during lifting, and can be applied to components of different lengths and thicknesses, reducing safety hazards and production costs.
Smart Images
Figure CN222312503U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of PC components, in particular to a stable lifting device for PC components. Background Art
[0002] The PC component lifting device is a device used to lift and install PC (precast concrete) components at a construction site, usually including components such as a crane, a sling, a hook, and a support frame.
[0003] In traditional lifting devices, the spacing between the two sets of clamping components is generally fixed. As a result, when components of different lengths are lifted, the clamping components with fixed spacing may not be able to adapt to components of different lengths, causing the components to not be firmly clamped, which may easily cause them to slip or tilt, causing safety hazards, or requiring the replacement of different types of lifting devices to work, which greatly increases production costs and production time. Utility Model Content
[0004] The purpose of the utility model is to provide a PC component stable lifting device to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: it includes a base plate, the top of the base plate is fixedly connected to two first vertical plates, an adjustment component is arranged between the two first vertical plates, the top of the base plate is fixedly connected to a hanging ring, a displacement groove is penetrated through the surface of the base plate, a displacement block is slidably connected inside the displacement groove, the bottom of the displacement block is fixedly connected to a fixed block, a through groove is penetrated through the side of the fixed block, and a clamping component is arranged inside the through groove.
[0006] As a further preferred embodiment of the present technical solution, the displacement assembly includes a bidirectional screw rod, which is rotatably connected between two first vertical plates, wherein a motor is fixedly mounted on one side of one of the first vertical plates, and one end of the motor output shaft is fixedly connected to one end of the bidirectional screw rod.
[0007] As a further preferred embodiment of the present technical solution, the displacement assembly also includes two second vertical plates, the two second vertical plates are fixedly connected to the top of the base plate, a sliding rod is fixedly connected between the two second vertical plates, the interior of one side of the displacement block is movably socketed with the outer side of the sliding rod, and a threaded groove is provided inside the side of the displacement block away from the sliding rod and is threadably connected to the outer side of the bidirectional screw rod.
[0008] As a further preferred embodiment of the present technical solution, the clamping assembly includes a slide rail, which is fixedly connected to the bottom of the fixed block, a slider is slidably connected to the outer side of the slide rail, a strip groove is penetrated through the bottom of the through groove, a fixed plate is slidably connected inside the strip groove, the bottom of the fixed plate is fixedly connected to the top of the slider, a cylinder is fixedly installed inside the through groove, and one end of the cylinder movable rod is fixedly connected to one side of the fixed plate.
[0009] As a further preferred embodiment of the present technical solution, the clamping assembly further includes a gear, which is rotatably connected to the bottom of the fixed block, and a rack is fixedly connected to one side of the slider, and one side of the rack is meshed with the outer side of the gear.
[0010] As a further preferred embodiment of the present technical solution, a clamping plate is fixedly connected to the bottom of the slider, a resistance plate is slidably connected to one side of the clamping plate, a threaded groove is provided at the bottom of the clamping plate and is threadedly connected to a threaded rod, the top of the threaded rod is rotatably connected to the bottom of the resistance plate, and a turning handle is fixedly connected to the bottom of the threaded rod.
[0011] As a further preferred embodiment of the present technical solution, a limiting groove is formed through one side of the clamping plate, a limiting rod is slidably connected inside the limiting groove, and one end of the limiting rod is fixedly connected to one side of the abutment plate.
[0012] The utility model provides a PC component stable lifting device, which has the following beneficial effects:
[0013] (1) The utility model starts the displacement assembly to drive the two displacement blocks to move and at the same time drive the clamping assembly at the bottom to move, which increases the practicality of the device and can also better stabilize the center of gravity of the component during hoisting, thereby increasing the stability of the device.
[0014] (2) The utility model starts the clamping assembly to adjust the clamping according to the width of the component, and then rotates the clamping assembly at the bottom of the clamping plate to make the device suitable for clamping components of different thicknesses, thereby further increasing the clamping stability of the device and increasing the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0016] Figure 2 This is a bottom-up three-dimensional structural schematic diagram of the utility model;
[0017] Figure 3 This is a schematic diagram of the structure of the clamping assembly of the utility model;
[0018] Figure 4This is a bottom view of the structure of the clamping assembly of the utility model;
[0019] In the figure: 1. bottom plate; 2. first vertical plate; 3. bidirectional screw rod; 4. lifting ring; 5. displacement groove; 6. motor; 7. displacement block; 8. second vertical plate; 9. sliding rod; 10. through groove; 11. fixed block; 12. clamping plate; 13. rack; 14. sliding block; 15. strip groove; 16. slide rail; 17. contact plate; 18. fixed plate; 19. cylinder; 20. threaded rod; 21. turning handle; 22. limit groove; 23. limit rod; 24. gear. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.
[0021] The utility model provides a technical solution: Figure 1-Figure 4 As shown, in this embodiment, a stable lifting device for a PC component includes a base plate 1, the top of the base plate 1 is fixedly connected to two first vertical plates 2, an adjustment component is arranged between the two first vertical plates 2, the top of the base plate 1 is fixedly connected to a lifting ring 4, a displacement groove 5 is penetrated through the surface of the base plate 1, a displacement block 7 is slidably connected inside the displacement groove 5, a fixed block 11 is fixedly connected to the bottom of the displacement block 7, a through groove 10 is penetrated through the side of the fixed block 11, and a clamping component is arranged inside the through groove 10.
[0022] First, the displacement assembly is started according to the length of the component, thereby driving the two displacement blocks 7 to move and driving the clamping assembly at the bottom to move. This increases the practicality of the device and can also better stabilize the center of gravity of the component during hoisting, thereby increasing the stability of the device. Then, the clamping assembly is started to adjust the clamping according to the width of the component. Then, the clamping assembly at the bottom of the clamping plate 12 is rotated to make the device suitable for clamping components of different thicknesses, thereby further increasing the stability of the clamping of the device and increasing the applicability of the device.
[0023] like Figure 1-Figure 4 As shown, the displacement assembly includes a bidirectional screw rod 3, which is rotatably connected between two first vertical plates 2, wherein a motor 6 is fixedly installed on one side of one of the first vertical plates 2, and one end of the output shaft of the motor 6 is fixedly connected to one end of the bidirectional screw rod 3. The displacement assembly also includes two second vertical plates 8, which are fixedly connected to the top of the base plate 1, and a sliding rod 9 is fixedly connected between the two second vertical plates 8. The interior of one side of the displacement block 7 is movably socketed with the outer side of the sliding rod 9, and a threaded groove is provided on the interior of the side of the displacement block 7 away from the sliding rod 9 and is threadedly connected to the outer side of the bidirectional screw rod 3.
[0024] When adjusting the spacing of the clamping components, the output shaft of the starting motor 6 is rotated to drive the bidirectional screw 3 to rotate and at the same time drive the two displacement blocks 7 to slide on the outside of the slide bar 9. The movement of the displacement block 7 is guided by the slide bar 9, and then the displacement block 7 moves inside the displacement groove 5 and drives the clamping components to move, so that the spacing of the clamping components can be conveniently adjusted.
[0025] like Figure 1-Figure 4 As shown, the clamping assembly includes a slide rail 16, which is fixedly connected to the bottom of the fixed block 11, and the outer side of the slide rail 16 is slidably connected to the slider 14. The bottom of the through groove 10 is penetrated by a strip groove 15, and the inside of the strip groove 15 is slidably connected to a fixed plate 18, and the bottom of the fixed plate 18 is fixedly connected to the top of the slider 14. A cylinder 19 is fixedly installed inside the through groove 10, and one end of the movable rod of the cylinder 19 is fixedly connected to one side of the fixed plate 18. The clamping assembly also includes a gear 24, which is rotatably connected to the bottom of the fixed block 11, and one side of the slider 14 is fixedly connected A rack 13 is connected, one side of the rack 13 is meshed with the outer side of the gear 24, the bottom of the slider 14 is fixedly connected with a clamping plate 12, one side of the clamping plate 12 is slidably connected with a resistance plate 17, a threaded groove is provided at the bottom of the clamping plate 12 and a threaded rod 20 is threadedly connected, the top of the threaded rod 20 is rotatably connected to the bottom of the resistance plate 17, the bottom of the threaded rod 20 is fixedly connected with a turning handle 21, a limiting groove 22 is penetrated through one side of the clamping plate 12, the inside of the limiting groove 22 is slidably connected with a limiting rod 23, and one end of the limiting rod 23 is fixedly connected to one side of the resistance plate 17.
[0026] When clamping, first start the cylinder 19 to extend and retract the movable rod, and then drive the fixed plate 18 to slide inside the strip groove 15, then drive one of the sliders 14 to slide on the outside of the slide rail 16, and then the rack 13 on one side of the slider 14 moves to drive the gear 24 to rotate, so that the rotation of the gear 24 drives the other rack 13 to move, and then drives the other slider 14 to slide, so that the two sliders 14 can operate synchronously, and then drive the two clamping plates 12 to approach each other to clamp the component, and then drive the threaded rod 20 to rotate by turning the handle 21 and drive the contact plate 17 to move at the same time, and then drive the limit rod 23 to slide inside the limit groove 22. The limit rod 23 can avoid the problem of deviation of the contact plate 17 during movement, and then the contact plate 17 moves to contact the bottom of the component, thereby further fixing the component.
[0027] The utility model provides a stable lifting device for PC components, and the specific working principle is as follows: first, when adjusting the spacing of the clamping components, the output shaft of the starting motor 6 is rotated to drive the bidirectional screw rod 3 to rotate and drive the two displacement blocks 7 to slide on the outside of the slide bar 9, and the movement of the displacement block 7 is guided by the slide bar 9, and then the displacement block 7 moves inside the displacement groove 5 and drives the clamping components to move, so that the spacing of the clamping components can be conveniently adjusted. Finally, when clamping, first, the movable rod of the cylinder 19 is started to extend and retract, and then the fixed plate 18 is driven to slide inside the strip groove 15, and then one of the sliders 14 is driven on the slide rail 1 6 slides on the outside, and then the rack 13 on one side of the slider 14 moves to drive the gear 24 to rotate, so that the gear 24 rotates to drive the other rack 13 to move, and then drives the other slider 14 to slide, so that the two sliders 14 can operate synchronously, and then drive the two clamping plates 12 to approach each other to clamp the component, and then drive the threaded rod 20 to rotate by turning the handle 21 and drive the contact plate 17 to move, and then drive the limiting rod 23 to slide inside the limiting groove 22. The limiting rod 23 can avoid the problem of deviation of the contact plate 17 when moving, and then the contact plate 17 moves to contact with the bottom of the component, so as to further fix the component.
[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A PC component stable lifting device, comprising a base plate (1) and a displacement assembly, characterized in that: The top of the bottom plate (1) is fixedly connected to two first vertical plates (2), an adjustment component is arranged between the two first vertical plates (2), the top of the bottom plate (1) is fixedly connected to a lifting ring (4), a displacement groove (5) is provided through the surface of the bottom plate (1), a displacement block (7) is slidably connected inside the displacement groove (5), a fixed block (11) is fixedly connected to the bottom of the displacement block (7), a through groove (10) is provided through the side of the fixed block (11), and a clamping component is arranged inside the through groove (10).
2. A PC component stable lifting device according to claim 1, characterized in that: The displacement assembly comprises a bidirectional screw rod (3), wherein the bidirectional screw rod (3) is rotatably connected between two first vertical plates (2), wherein a motor (6) is fixedly mounted on one side of one of the first vertical plates (2), and one end of an output shaft of the motor (6) is fixedly connected to one end of the bidirectional screw rod (3).
3. A PC component stable lifting device according to claim 2, characterized in that: The displacement assembly further comprises two second vertical plates (8), the two second vertical plates (8) being fixedly connected to the top of the bottom plate (1), a slide bar (9) being fixedly connected between the two second vertical plates (8), an inner side of the displacement block (7) being movably sleeved with an outer side of the slide bar (9), and a thread groove being provided in an inner side of the displacement block (7) away from the slide bar (9) and being threadedly connected with an outer side of the bidirectional screw rod (3).
4. A PC component stable lifting device according to claim 1, characterized in that: The clamping assembly comprises a slide rail (16), wherein the slide rail (16) is fixedly connected to the bottom of the fixed block (11), and a slider (14) is slidably connected to the outer side of the slide rail (16), and a strip groove (15) is provided through the bottom of the through groove (10), and a fixed plate (18) is slidably connected inside the strip groove (15), and the bottom of the fixed plate (18) is fixedly connected to the top of the slider (14), and a cylinder (19) is fixedly installed inside the through groove (10), and one end of a movable rod of the cylinder (19) is fixedly connected to one side of the fixed plate (18).
5. A PC component stable lifting device according to claim 4, characterized in that: The clamping assembly also includes a gear (24), which is rotatably connected to the bottom of the fixed block (11), and one side of the slider (14) is fixedly connected to a rack (13), and one side of the rack (13) is meshed with the outer side of the gear (24).
6. A PC component stable lifting device according to claim 5, characterized in that: The bottom of the slider (14) is fixedly connected to a clamping plate (12), one side of the clamping plate (12) is slidably connected to a contact plate (17), the bottom of the clamping plate (12) is provided with a threaded groove and is threadedly connected to a threaded rod (20), the top of the threaded rod (20) is rotatably connected to the bottom of the contact plate (17), and the bottom of the threaded rod (20) is fixedly connected to a turning handle (21).
7. A PC component stable lifting device according to claim 6, characterized in that: A limiting groove (22) is formed through one side of the clamping plate (12), the interior of the limiting groove (22) is slidably connected to a limiting rod (23), and one end of the limiting rod (23) is fixedly connected to one side of the abutting plate (17).